org.apache.hadoop.io
Class SequenceFile.Metadata
java.lang.Object
org.apache.hadoop.io.SequenceFile.Metadata
- All Implemented Interfaces:
- Writable
- Enclosing class:
- SequenceFile
public static class SequenceFile.Metadata
- extends Object
- implements Writable
The class encapsulating with the metadata of a file.
The metadata of a file is a list of attribute name/value
pairs of Text type.
SequenceFile.Metadata
public SequenceFile.Metadata()
SequenceFile.Metadata
public SequenceFile.Metadata(TreeMap<Text,Text> arg)
get
public Text get(Text name)
set
public void set(Text name,
Text value)
getMetadata
public TreeMap<Text,Text> getMetadata()
write
public void write(DataOutput out)
throws IOException
- Description copied from interface:
Writable
- Writes the fields of this object to
out
.
- Specified by:
write
in interface Writable
- Throws:
IOException
readFields
public void readFields(DataInput in)
throws IOException
- Description copied from interface:
Writable
- Reads the fields of this object from
in
. For efficiency,
implementations should attempt to re-use storage in the existing object
where possible.
- Specified by:
readFields
in interface Writable
- Throws:
IOException
equals
public boolean equals(SequenceFile.Metadata other)
toString
public String toString()
- Overrides:
toString
in class Object
Copyright © 2006 The Apache Software Foundation